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CVE-2023-5568

Samba: heap buffer overflow with freshness tokens in the heimdal kdc

Published: Oct 24, 2023Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-122
5.9MEDIUM
NVD MITRE
EPSS Score
1.6%
Top 26.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

A heap-based Buffer Overflow flaw was discovered in Samba. It could allow a remote, authenticated attacker to exploit this vulnerability to cause a denial of service.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:LUI:NS:UC:NI:LA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-122CWE-787

Affected Products

Red Hat
commercial·US
Red Hat Enterprise Linux 6On-premOS
Operating Systems / linux-distro
Red Hat Storage 3On-premDatabase
Databases / data-warehouse-analytics
samba
oss-project·DE
sambaLibraryLibrary
Operating Systems / unix-bsd
АО «ИВК»
commercial·RUaka ivk
АЛЬТ СП 10On-premOS
Operating Systems / linux-distro
Samba Team
oss-project·AUaka samba
SambaLibraryLibrary
OSS Libraries / generic-library
АО «НППКТ»
commercial·RU
ОСОН ОСнова ОnyxOn-premOS
Operating Systems / linux-distro
and 3 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2023-5568?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://access.redhat.com/security/cve/CVE-2023-5568
access.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=2245174
bugzilla.redhat.com
https://bugzilla.samba.org/show_bug.cgi?id=15491
bugzilla.samba.org
and 6 more references View all →

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